InChI=1/C19H20N6OS/c20-13-14(18-23-16-3-1-2-4-17(16)27-18)15-5-6-21-19(24-15)22-7-8-25-9-11-26-12-10-25/h1-6,23H,7-12H2,(H,21,22,24)/b18-14-/f/h22H 4A93540CCD7728D5